Helical gear pump, self priming, with by-pass valve, available in horizontal or vertical close coupled design. With mechanical seal.
See RC Catalogue
Self-priming rotary volumetric pumps, whose operation is based on two helical gears, one driving and the other one driven, supplying a constant speed. They embody a relief by-pass valve , adjustable and of automatic opening. In order to avoid damage in the installation and in the pump itself. Sturdy gears and the applications of the latests techniques in the machining and quality control of these gears gives this series of pumps special strength and safety.
The installation of a large filter in the pump suction side is recommended, in order to ensure the cleanliness of the fluid being pumped.